BR8106436A - Processo para reproducao aperfeicoada de imagens na technica de reproducao - Google Patents

Processo para reproducao aperfeicoada de imagens na technica de reproducao

Info

Publication number
BR8106436A
BR8106436A BR8106436A BR8106436A BR8106436A BR 8106436 A BR8106436 A BR 8106436A BR 8106436 A BR8106436 A BR 8106436A BR 8106436 A BR8106436 A BR 8106436A BR 8106436 A BR8106436 A BR 8106436A
Authority
BR
Brazil
Prior art keywords
reproduction
improved image
technique
image reproduction
reproduction technique
Prior art date
Application number
BR8106436A
Other languages
English (en)
Portuguese (pt)
Inventor
G Sing
K Wellendorf
Original Assignee
Hell R Gmbh
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Hell R Gmbh filed Critical Hell R Gmbh
Publication of BR8106436A publication Critical patent/BR8106436A/pt

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/40—Picture signal circuits
    • H04N1/405—Halftoning, i.e. converting the picture signal of a continuous-tone original into a corresponding signal showing only two levels
    • H04N1/4055—Halftoning, i.e. converting the picture signal of a continuous-tone original into a corresponding signal showing only two levels producing a clustered dots or a size modulated halftone pattern
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/387—Composing, repositioning or otherwise geometrically modifying originals
    • H04N1/3871—Composing, repositioning or otherwise geometrically modifying originals the composed originals being of different kinds, e.g. low- and high-resolution originals

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Facsimile Image Signal Circuits (AREA)
  • Facsimile Scanning Arrangements (AREA)
  • Image Processing (AREA)
  • Manufacture Or Reproduction Of Printing Formes (AREA)
BR8106436A 1980-01-26 1981-01-17 Processo para reproducao aperfeicoada de imagens na technica de reproducao BR8106436A (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19803002781 DE3002781A1 (de) 1980-01-26 1980-01-26 Verfahren zur verbesserten bildwiedergabe in der reproduktionstechnik
PCT/DE1981/000016 WO1981002206A1 (fr) 1980-01-26 1981-01-17 Procede pour obtenir une meilleure restitution d'images dans la technique de reproduction

Publications (1)

Publication Number Publication Date
BR8106436A true BR8106436A (pt) 1981-12-01

Family

ID=6092993

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8106436A BR8106436A (pt) 1980-01-26 1981-01-17 Processo para reproducao aperfeicoada de imagens na technica de reproducao

Country Status (9)

Country Link
US (1) US4419691A (en:Method)
EP (1) EP0033106B1 (en:Method)
JP (1) JPS57500172A (en:Method)
BR (1) BR8106436A (en:Method)
CA (1) CA1171963A (en:Method)
CS (2) CS238392B2 (en:Method)
DD (1) DD160128A5 (en:Method)
DE (1) DE3002781A1 (en:Method)
WO (1) WO1981002206A1 (en:Method)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5816237A (ja) * 1981-07-22 1983-01-29 Dainippon Screen Mfg Co Ltd 画像走査記録方法
JPS5961277A (ja) * 1982-09-29 1984-04-07 Toshiba Corp 印刷装置
JPS5964846A (ja) * 1982-10-05 1984-04-12 Dainippon Screen Mfg Co Ltd 絵柄と線画の同時記録方法
US4532503A (en) * 1982-11-08 1985-07-30 International Business Machines Corporation Sequence controlled pixel configuration
US4533941A (en) * 1983-01-14 1985-08-06 Coulter Systems Corporation Method and apparatus for half-tone reproduction of a varying tone original image
US4504141A (en) * 1983-07-07 1985-03-12 Noby Yamakoshi System for making matched backgrounds
GB8330869D0 (en) * 1983-11-18 1983-12-29 Centurfax Ltd Page make-up system
US4733304A (en) * 1984-10-11 1988-03-22 Dai Nippon Insatsu Kabushiki Kaisha Method of processing picture data for printing process and device implementing the same
DE3609252A1 (de) * 1985-03-20 1986-10-02 Canon K.K., Tokio/Tokyo Verfahren und vorrichtung zur bildreproduktion
US4742399A (en) * 1985-11-01 1988-05-03 Dainippon Screen Mfg. Co., Ltd. Method of and apparatus for generating high-resolution bilevel image data
EP0241569B1 (de) * 1986-04-15 1990-12-05 Maurer Electronics Gmbh Bildwiedergabesystem zur Erzeugung eines digitalen Bildes
US4739416A (en) * 1986-09-15 1988-04-19 Matrix Instruments Inc. Digital image reproduction
US4725891A (en) * 1986-09-15 1988-02-16 Matrix Instruments Inc. Film image digitizer
DE68927970T2 (de) * 1988-09-08 1997-10-09 Canon Kk Punktbilddatenausgabegerät
US5382967A (en) * 1990-06-11 1995-01-17 Xerox Corporation Continuously tunable raster resolution printing
IL98700A (en) * 1990-07-13 1994-04-12 Minnesota Mining & Mfg A method and device for building a composite figure from several data types
WO1995033330A1 (en) * 1994-05-27 1995-12-07 Lasermaster Corporation Technique for rendering images on a binary marking engine
US5659634A (en) * 1994-09-29 1997-08-19 Xerox Corporation Apparatus and method for encoding and reconstructing image data
JP3542685B2 (ja) * 1995-06-27 2004-07-14 セイコーエプソン株式会社 マルチトーンをもつバイナリ画像の圧縮及び復元のための装置及び方法
US6608800B2 (en) * 1998-09-30 2003-08-19 Howard Hong-Dough Lee Optical data-storage apparatus employing optical media with three-dimensional data pattern

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2262824C3 (de) * 1972-12-22 1975-07-10 Dr.-Ing. Rudolf Hell Gmbh, 2300 Kiel Verfahren zur gerasterten Reproduktion farbiger Halbtonbilder im Ein- oder Mehrfarbendruck
US3849592A (en) * 1973-02-05 1974-11-19 Litton Systems Inc Graphic data redundancy reduction for text and half-tone optical facsimile system
US4075663A (en) * 1975-03-19 1978-02-21 Dr. -Ing. Rudolf Hell Gmbh Method for the rastered reproduction of half-tone pictures providing changes in the individual picture elements during transfer from an original to a reproduction
JPS5233523A (en) * 1975-09-08 1977-03-14 Photo Composing Mach Mfg Co Ltd Photocomposer and process for the manufacture of printing type
US4084196A (en) * 1977-01-31 1978-04-11 Dacom, Inc. Electronic half-tone generating means for facsimile reproduction system
US4150400A (en) * 1977-03-31 1979-04-17 International Business Machines Corporation Methods of a coarse-scan/fine-print character reproduction with compression
FR2386213A1 (fr) * 1977-03-31 1978-10-27 Ibm Procede de reproduction a resolution fine a partir d'un balayage a resolution grossiere
US4124870A (en) * 1977-03-31 1978-11-07 International Business Machines Corporation Method for improving print quality of coarse-scan/fine-print character reproduction
DE2813821C2 (de) * 1978-03-31 1987-02-19 Grünzweig + Hartmann Montage GmbH, 6700 Ludwigshafen Ebenwandiger, großen zeitlichen Temperaturgradienten ausgesetzter Fortleitungskanal aus Metallblechtafeln
DE2834456C2 (de) * 1978-08-05 1986-01-09 Dr.-Ing. Rudolf Hell Gmbh, 2300 Kiel Einrichtung zur gemischten Aufzeichnung von Rasterbildern und Strichinformationen
JPS5830573A (ja) * 1981-08-18 1983-02-23 Nakagawa Denka Sangyo Kk タイマ−

Also Published As

Publication number Publication date
CS233717B2 (en) 1985-03-14
DE3002781A1 (de) 1981-07-30
EP0033106A1 (de) 1981-08-05
CS238392B2 (en) 1985-11-13
EP0033106B1 (de) 1984-08-22
DD160128A5 (de) 1983-05-04
JPS57500172A (en:Method) 1982-01-28
CA1171963A (en) 1984-07-31
WO1981002206A1 (fr) 1981-08-06
US4419691A (en) 1983-12-06

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